How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 11/22100.0*Serie B100.0*Average seed
Figueirense 2 Vitória 0 +18.4
-0.7
Coritiba 2 Palmeiras 0 +5.5
-0.1
Chapecoense 2 Botafogo 0 +2.7
-0.1
Bahia 1 Atlético-PR 2 -1.9
+0.1
If winner is:HomeDrawAway
Week of 11/30100.0*Serie B100.0*Average seed
Flamengo vs Vitória+21.9+12.7-31.6
-0.5-0.3+0.7
Internacional vs Palmeiras-9.8-7.3+15.4
+0.1+0.1-0.2
Atlético-MG vs Coritiba-7.1+1.7+5.7
+0.2-0.0-0.1
Chapecoense vs Cruzeiro+1.2+0.8-1.8
-0.1+0.0+0.1
Bahia vs Grêmio+0.2-0.1-0.1
-0.1+0.1+0.1
Atlético-PR vs Goiás-0.1+0.1+0.1
Santos vs Botafogo+0.0+0.0-0.1

What If

Chances based on how well the Vitória finish out the regular season.   Explain

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titleLibertadores1234567891011121314151617181920Serie BCount
442-0-0NoNo31472022.0%179,008,822
421-1-0NoNo217463534.9273,038,921
411-0-1NoNo5435251.6357,721,725
400-2-0NoNo11771188.6104,209,092
390-1-1NoNo76232Yes273,028,535
380-0-2NoNo76232Yes179,028,745
Total:NoNo41124528160.6%1,366,035,840
Points  (Full Screen)
Chance Will Win Championship  (Full Screen)